GLOUCESTER TWP. -- A township police officer was injured Wednesday morning when trying to restrain a man who was purposely hitting himself in the head with a 20 pound dumbbell, according to police.

Officers were dispatched at about 4:41 a.m. on Wednesday to a home on Annapolis Drive for report of a dispute. Police arrived and began to interview the occupants in the home when one male, Frank Heyward, a resident of the home, became combative and attempted to injure himself in front of the officers by striking himself in the head with a 20 pound dumbbell, police said.

Heyward was placed into custody and transported by ambulance to a local hospital for medical evaluation. Williams was also transported to a nearby hospital for treatment and was later released. Criminal charges are pending against Heyward after further investigation.